https://phys.org/news/2018-05-commerce-chief-disruption-eu-privacy.html

The law which took effect May 25 establishes the key principle that individuals must explicitly grant permission for their data to be used, and give consumers a right to know who is accessing their information and what it will be used for.

Some US officials have expressed concerns about the GDPR, but Ross is the highest ranking official to speak on the law, and his comments address a broad range of sectors that could be affected.